HE 120 C
HE wide flange sections from Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1.
Outline drawn from the published dimensions. Fillets and root radii are not shown.
Dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 130 mm | 5.1181 in |
| Flange width, b_f | 123 mm | 4.8425 in |
| Web thickness, t_w | 9.5 mm | 0.374016 in |
| Flange thickness, t_f | 16 mm | 0.629921 in |
Bending about the major axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, Iₓ | 13,900,000 mm⁴ | 33.3949 in⁴ |
| Elastic modulus, Sₓ | 214,000 mm³ | 13.0591 in³ |
| Plastic modulus, Zₓ | 253,000 mm³ | 15.439 in³ |
| Radius of gyration, rₓ | 52.7 mm | 2.0748 in |
| Distance to top fibre | 65 mm | 2.5591 in |
| Distance to bottom fibre | 65 mm | 2.5591 in |
Bending about the minor axis
| Property | Metric | Imperial |
|---|---|---|
| Second moment of area, I_y | 4,980,000 mm⁴ | 11.9645 in⁴ |
| Elastic modulus, S_y | 81,000 mm³ | 4.9429 in³ |
| Plastic modulus, Z_y | 124,000 mm³ | 7.5669 in³ |
| Radius of gyration, r_y | 31.6 mm | 1.2441 in |
Torsion and warping
| Property | Metric | Imperial |
|---|---|---|
| Torsion constant, J | 407,000 mm⁴ | 0.977821 in⁴ |
| Warping constant, C_w | 1.61000e+10 mm⁶ | 59.9547 in⁶ |
Mass
| Property | Metric | Imperial |
|---|---|---|
| Mass per metre | 39.2 kg/m | 26.3412 lb/ft |